Howe, Lich. Nov. Angl. [Concord (Massachusetts)]
Howe, R.H., Jr. [1-70]
IndExs #110610127

Farlow Herbarium of Cryptogamic Botany, Harvard University
Catalog #: barcode-00475392
L. W. Riddle #s.n. 04 December 1909
Pycnothelia papillaria Dufour
United States of America, Massachusetts, Norfolk County, Wellesley; Wellesley

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0038274
L.W. Riddle #L 78471 04 December 1909
Pycnothelia papillaria Dufour
United States, Massachusetts, Wellesley